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03 BULKHEAD LOCK NUT

Description & Features

This straight steel bulkhead lock nut is part of the 0306 series from Brennan Industries and is designed for use with 3/16" tube OD.

The 03 BULKHEAD LOCK NUT features male JIC SAE 37-degree flare threads with a 3/8-24 thread drill size and a 0.625" C hex 1mm. It adheres to SAE J514 thread specifications, ensuring reliable performance in demanding hydraulic applications. The overall length is 0.220".

SKU: 0306-03

Supplier Part Number (MPN): 0306-03

Alternate Part Numbers: 210212-3S, A210212-3S, C1DU46

Specifications

Brand Brennan Industries Inc	Brand Brennan Industries	Pack Size 1.00	UOM EA	Supplier Part Number 0306-03	Product Weight 0.01 lbs

Product Questions & Answers (1)

Question by: Gary J on Sep 28, 2025, 1:57 PM

I need somethin' that'll work with a 3/16" tube. Is this the right fittin'?

Answer by: Customer Support on Sep 30, 2025, 6:33 AM

This bulkhead lock nut is designed for use with a 3/16" tube OD (outer diameter). So, yes, it should be the right fit for your needs. Just be sure to check the other thread and size specs to be completely sure.